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TSI partners with EPAs to ensure smooth PN and PSD adoption—offering flexible data integration, automation, and trusted support every step of the way.

Measure rapidly-changing particle emissions while also having accurate, dynamic dilution control.Upcoming regulations (post Euro 6/VI) require advanced emission control devices. Measuring the transient response of new engine designs with such devices can now be done seamlessly...

The Certifier™ Pro Flow Analyzer combines high flow and low flow measurements with pressures, oxygen concentration, and temperature. This multi-function pneumatic test instrument can measure 28 different test parameters and graph data in real-time.

This product has been discontinued. Pump, fan and filter kit

The 9630 VelociCalc is a portable, handheld Multi-Function micromanometer featuring a menu-driven user interface for easy operation. The high-resolution color screen displaying multiple measurements simultaneously in real-time with on-screen prompts to guide you through...

The Air Velocity Transducer 8465 (windowless) is ideal for both temporary and permanent installations for air velocity measurements in research and development labs, manufacturing processes, and other applications.

We are excited to meet you in Kansas City at American Industrial Hygiene Association (AIHA) annual conference, AIHce Expo!

Manage outdoor air quality with TSI. Learn how our real-time particulate and fence-line monitoring solutions help you meet compliance and protect communities.